James L. Persky

Superior Offshore International, Inc. specializes in sub sea construction and commercial diving services. Its services include installation, upgrading & decommissioning of pipelines and production infrastructure, as well as inspection, maintenance and repair services performed by trained divers. It primarily serves large integrated energy companies and independent companies that specialize in oil & natural gas exploration, production, gathering and transmission in the Gulf of Mexico. Louis Schaefer Jr. founded the company in 1985. It is headquartered in Lafayette, LA.

Luminex Corp. develops, manufactures and markets proprietary biological testing technologies and products with applications throughout the life sciences and diagnostics industries. The firm's products are focused on the molecular diagnostic testing market, which includes human genetics, personalized medicine and infectious disease segments. The company was founded by Mark B. Chandler and Van S. Chandler in May 1995 and is headquartered in Austin, TX.

Southdown, Inc. used to produce and market cement in the United States. The company operated in three business segments: cement, aggregates and concrete. The company operated 12 portland cement manufacturing plants, 11 quarrying sites and a network of 43 cement storage and distribution terminals located in California, Colorado, Florida, Kentucky, Ohio, Pennsylvania, Tennessee and Texas. The cement segment includes production, importation and distribution of portland and masonry cement

Taylor & Martin Group, Inc. provided a marketplaces and value-added solutions for the liquidation of pre-owned capital assets, excess inventory, and returned consumer goods. The company was founded by Rod K. Cutsinger on October 25, 2012 and was headquartered in Austin, TX.

Part of Devon Energy Corp., ENSTAR Corp. engages in the exploration, development and production of oil and natural gas properties. The company is based in Houston, TX.

Shell Oil Co. manufactures petrochemicals and distributes gas and oil products. The company was founded in 1912 and is headquartered in Houston, TX.